Fixed big in DependencyGraph.tree reported by Rob Malouf; resolves issue 716

0bc0f799 · Steven Bird · f6540ce3 · 0bc0f799
Commit 0bc0f799 authored Oct 11, 2011 by Steven Bird
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nltk/parse/dependencygraph.py
+1 -1

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--- a/nltk/parse/dependencygraph.py
+++ b/nltk/parse/dependencygraph.py
@@ -200,7 +200,7 @@ class DependencyGraph(object):
        is a leaf) or a L{Tree}.
        """

-        node = self.nodelist[i]
+        node = self.get_by_address(i)
        word = node['word']
        deps = node['deps']